LS PAN of green valleys in Mackenzie Delta area, PAN of heat waves over summer arctic landscape. AERIAL SHOT over carcass of dead caribou in tundra. HACS of skeleton. CSs of tip of antlers. MCSs and CSs of skeleton on ground. AERIAL SHOTs of herd of caribou on peninsula of the Mackenzie Delta. MS of herd climbing out of water of a narrow channel. Brief MS of herd running on the tundra. AERIAL SHOT over Mackenzie Delta showing herd of caribou on peninsula.